linux-kernel - Re: [PATCH v4] pinctrl: renesas: rzg2l: Configure the interrupt type on resume

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Message-ID: <CAMuHMdUp3PWJPKDRetyVNW42dGwAes0SY+gJJakAkvbFqab=Dg@mail.gmail.com>
Date: Fri, 19 Apr 2024 09:52:11 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Claudiu <claudiu.beznea@...on.dev>
Cc: linus.walleij@...aro.org, biju.das.jz@...renesas.com, tglx@...utronix.de, 
	linux-renesas-soc@...r.kernel.org, linux-gpio@...r.kernel.org, 
	linux-kernel@...r.kernel.org, 
	Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
Subject: Re: [PATCH v4] pinctrl: renesas: rzg2l: Configure the interrupt type
 on resume

On Fri, Apr 19, 2024 at 8:38 AM Claudiu <claudiu.beznea@...on.dev> wrote:
> From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
>
> Commit dce0919c83c3 ("irqchip/renesas-rzg2l: Do not set TIEN and TINT
> source at the same time") removed the setup of TINT from
> rzg2l_irqc_irq_enable(). To address the spourious interrupt issue the setup
> of TINT has been moved in rzg2l_tint_set_edge() though
> rzg2l_disable_tint_and_set_tint_source(). With this, the interrupts are
> not properly re-configured after a suspend-to-RAM cycle. To address
> this issue and avoid spurious interrupts while resumming set the
> interrupt type before enabling it.
>
> Fixes: dce0919c83c3 ("irqchip/renesas-rzg2l: Do not set TIEN and TINT source at the same time")
> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
> ---
>
> Changes in v4:
> - moved dev_crit() out of critical section

Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
i.e. will queue in renesas-pinctrl-fixes for v6.9.

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68korg

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds